18428+2350 POU3494

 
 
18h 42m 41.94s +23 49' 19.7" P.A. 58 sep 12 mag 12.92,13.82
 
 
Coord 2000
18428+2350
Discov num
POU3494
Comp
Coord arcsec 2000
18 42 41.94 +23 49 19.7
Date first
1905
Date last
2010
Obs
6
Pa first
59
Pa last
58
P.A. Now (θ)
58°
Sep first
12.1
Sep last
12.0
Sep. Now (ρ)
12"
Mag pri
12.92
Mag sec
13.82
delta mag (ΔM)
0.9
Spectral class
Pri motion ra
-008
Sec motion ra
+000
Pri motion dec
+009
Sec motion dec
+007
Notes
rPM=0.685
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
57.8
Precise sep
12.02
Constellation
Hercules
Tycho2
2108-00852-1
last precise pa
57.8
last precise sep
12.02
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18428+2350 POU3494 1997 4 58 12.1 12.92 13.82 D 184241.94+234919.7
18428+2350 POU3494 2001 5 58 12.0 12.92 13.82 D 184241.94+234919.7
18428+2350 POU3494 2010 6 58 11.9 12.92 13.82 184241.94+234919.7

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